Trattare i dati è semplice.
Codice PHP:<html>
<head>
</head>
<body>
<?php
if (isset($_POST['pippo'])) {
foreach($_POST['pippo'] as $key => $value) {
print "chiave $key => valore $value<br/>";
}
}
?>
<form action="" method="post">
<select name="pippo[]" multiple >
<option value="volvo">Volvo</option>
<option value="saab">Saab</option>
<option value="opel">Opel</option>
<option value="audi">Audi</option>
</select>
<input type="submit" />
</form>
</body>
</html>


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